2 files changed, 20 insertions, 0 deletions
diff --git a/3886/CH12/EX12.15/12_15.sce b/3886/CH12/EX12.15/12_15.sce
new file mode 100644
index 000000000..96c055e8a
--- /dev/null
+++ b/3886/CH12/EX12.15/12_15.sce
@@ -0,0 +1,16 @@
+//particle in motion
+//v=t^3-t^2-2*t+2
+//a=3*t^2-2*t-2
+//acceleration after 4 seconds
+a=3*4^2-2*4-2  //m/sec^2
+//s=(t^4)/4-(t^3)/3-(t^2)+2*t+C
+//c is constant of acceleration
+//applying given condition
+C=4/3
+s=(4^4)/4-(4^3)/3-(4^2)+2*4+(4/3)  //m
+//using maxima and minima principle
+//minimum value of acceleration (amin)
+amin=3*((1/3)^2)-2*(1/3)-2  //m/sec^2
+printf("\nMinimum value of acceleration=%.2f m/sec^2",amin)
+
+
diff --git a/3886/CH12/EX12.15/12_15.txt b/3886/CH12/EX12.15/12_15.txt
new file mode 100644
index 000000000..d76f99291
--- /dev/null
+++ b/3886/CH12/EX12.15/12_15.txt
@@ -0,0 +1,4 @@
+ 
+--> exec('E:\My program EM\12. Linear motion\12.15.sce', -1)
+
+Minimum value of acceleration=-2.33 m/sec^2
+\ No newline at end of file